A wanted man from the deviant group was killed and another of the group wounded in an exchange of fire with security forces here Tuesday evening. An unidentified worker was also killed during the encounter, according to an official source of the Ministry of Interior. The source said: "The security forces were following two members of the deviant group riding in a car. The two stopped the car for fuel at a gas station in a residential area in Riyadh. The two started firing at the security men when they approached the car so the security men returned fire". "As a result of the exchange of fire, one of the two (deviants) was killed, and the other was injured as well as a worker at the station was also killed," the source added. The source noted that a security man was slightly injured. The source said that the security forces found in the car machineguns, ammunitions, bombs, computers, cash money and fake documents, adding that the incident is being followed up by the security bodies.